HVACopediaMitsubishi · Heat pump
TEST RUN (wireless remote) Wireless remote test run
What the display is showing
Test run lets you check cooling and heating without waiting for a thermostat call. TEST RUN and the current operation mode appear on the display. FAN, DRY and AUTO modes cannot be run in test run. Aim the remote at the indoor unit receiver throughout.
Applies to: Mr. Slim PEAD-RP JA(L) ducted indoor units with PAR-21MAA wired remote
What to do
- Power the unit at least 12 hours ahead of the test run.
- Start with the remote display off; press the TEST RUN button twice in a row.
- Press MODE to select COOL and confirm cold air; press MODE again for HEAT and confirm warm air.
- Press FAN to check the fan speed changes and VANE to check the auto vane moves.
- Press ON/OFF to stop the test run.
Models that show this code
14 models in Mr. Slim PEAD-RP JA(L) ducted indoor unit
Other codes on the same units
- PLEASE WAIT Remote controller start-up message
- Power On indicator Power on indicator
- Room temperature blinking Room temperature out of display range
- Self-check (wired remote) Remote controller self-check mode
- Self-check beeps (wireless remote) Wireless remote self-check feedback
- Sensor indication Remote's own temperature sensor in use
- Timer indicators Timer set indicators
- Ventilation indicator Ventilation mode running
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Source: Mitsubishi PEAD-RP35JA(L) Service Manual, 10-2 Self-Check Function, Test run, p.28. Summarized in our own words; check the original manual for your model.
For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.